28009098

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2347}}^1$

素因数の和:2388

約数の個数: 64

約数和(自身を含む): 71003520

約数和(自身を除く): 42994422

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1989, 2347, 3978, 4694, 5967, 7041, 11934, 14082, 21123, 30511, 39899, 42246, 61022, 63369, 79798, 91533, 119697, 126738, 183066, 239394, 274599, 359091, 518687, 549198, 718182, 823797, 1037374, 1077273, 1556061, 1647594, 2154546, 3112122, 4668183, 9336366, 14004549, 28009098]

約数ペア:

[(1, 28009098), (2, 14004549), (3, 9336366), (6, 4668183), (9, 3112122), (13, 2154546), (17, 1647594), (18, 1556061), (26, 1077273), (27, 1037374), (34, 823797), (39, 718182), (51, 549198), (54, 518687), (78, 359091), (102, 274599), (117, 239394), (153, 183066), (221, 126738), (234, 119697), (306, 91533), (351, 79798), (442, 63369), (459, 61022), (663, 42246), (702, 39899), (918, 30511), (1326, 21123), (1989, 14082), (2347, 11934), (3978, 7041), (4694, 5967)]